Xtreme Energy 206/212 Hydraulic Roller Cam for OE Roller SBC

  • For OE-Style Hydraulic Roller Lifters; Fits '87-'02 305-350 cid Chevy Small Blocks2 (Except LT1)

  • Strong torque • Good mileage • Stock to mildly modified combinations

  • Xtreme Energy™ Cams: Quick opening lobe profiles deliver increased responsiveness, more area under the lift curve & more vacuum which allows an increase in duration for improved performance & assists power brakes • Excellent performance in street or street/strip applications • Best performance w/ aftermarket intake manifolds, headers, lower gear ratios, etc.

1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details.

2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet lifters in roller lifter style blocks. If your block has '87+ OEM-style roller cam provisions but does not have roller components fitted, COMP Hyd. Roller Lifter Install Kit for '87-'90 Blocks or '91-'02 Blocks can be purchased.

Engine Family: Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)
RPM Operating Range: 1,000-5,000
Grind Number: XR258HR
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: Xtreme Energy
Camshaft Gear Attachment: 3-Bolt
Usage: Street/Performance
Valve Springs Required: Yes
Camshaft Material: Austempered Ductile Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 258
Advertised Exhaust Duration: 264
Intake Duration at .050 Inch Lift: 206
Exhaust Duration at .050 Inch Lift: 212
Intake Valve Lift: 0.48
Exhaust Valve Lift: 0.487
Lobe Separation: 110
Assembly Lubricant Included: No
Valve Timing @ 0.006 Lift:
Exhaust Close ATDC: 18
Exhaust Open BBDC: 66
Intake Open BTDC: 23
Intake Close ABDC: 55
Note Description
Component Part Number
K-Kit Upgrade: K08-408-8
CL-Kit Upgrade: CL08-408-8
SK-Kit Upgrade: SK08-408-8
Lifter Kit: 850-16
Timing Set: 2136  /   3136
Rocker Arms: 1417-16
Push Rods: 7808-16
Valve Springs: 26981-16  /   981-16
Steel Retainers: 742-16  /   787-16
Valve Locks: 601-16  /   648-16
Valve Seals: 501-16  /   503-16
Break-In Lube: 159